#include "gspca.h"
-#define MAX_GAMMA 0x10 /* 0 to 15 */
-
#define V4L2_CID_EFFECTS (V4L2_CID_PRIVATE_BASE + 0)
MODULE_AUTHOR("Leandro Costantino <le_costantino@pixartargentina.com.ar>");
unsigned char whitebalance;
unsigned char mirror;
unsigned char effect;
+
+ __u8 sensor;
+#define SENSOR_TAS5130A 0
+#define SENSOR_OM6802 1
};
/* V4L2 controls supported by the driver */
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Brightness",
.minimum = 0,
- .maximum = 0x0f,
+ .maximum = 14,
.step = 1,
- .default_value = 0x09,
+ .default_value = 8,
},
.set = sd_setbrightness,
.get = sd_getbrightness,
.set = sd_setcolors,
.get = sd_getcolors,
},
-#define SD_GAMMA 3
+#define GAMMA_MAX 16
+#define GAMMA_DEF 10
{
{
.id = V4L2_CID_GAMMA, /* (gamma on win) */
.type = V4L2_CTRL_TYPE_INTEGER,
- .name = "Gamma (Untested)",
+ .name = "Gamma",
.minimum = 0,
- .maximum = MAX_GAMMA,
+ .maximum = GAMMA_MAX - 1,
.step = 1,
- .default_value = 0x09,
+ .default_value = GAMMA_DEF,
},
.set = sd_setgamma,
.get = sd_getgamma,
.minimum = 0,
.maximum = 1,
.step = 1,
- .default_value = 1,
+ .default_value = 0,
},
.set = sd_setwhitebalance,
.get = sd_getwhitebalance
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Sharpness",
.minimum = 0,
- .maximum = MAX_GAMMA, /* 0 to 16 */
+ .maximum = 15,
.step = 1,
.default_value = 0x06,
},
.priv = 0},
};
-#define T16_OFFSET_DATA 631
+/* sensor specific data */
+struct additional_sensor_data {
+ const __u8 data1[20];
+ const __u8 data2[18];
+ const __u8 data3[18];
+ const __u8 data4[4];
+ const __u8 data5[6];
+ const __u8 stream[4];
+};
+
+const static struct additional_sensor_data sensor_data[] = {
+ { /* TAS5130A */
+ .data1 =
+ {0xd0, 0xbb, 0xd1, 0x28, 0xd2, 0x10, 0xd3, 0x10,
+ 0xd4, 0xbb, 0xd5, 0x28, 0xd6, 0x1e, 0xd7, 0x27,
+ 0xd8, 0xc8, 0xd9, 0xfc},
+ .data2 =
+ {0xe0, 0x60, 0xe1, 0xa8, 0xe2, 0xe0, 0xe3, 0x60,
+ 0xe4, 0xa8, 0xe5, 0xe0, 0xe6, 0x60, 0xe7, 0xa8,
+ 0xe8, 0xe0},
+ .data3 =
+ {0xc7, 0x60, 0xc8, 0xa8, 0xc9, 0xe0, 0xca, 0x60,
+ 0xcb, 0xa8, 0xcc, 0xe0, 0xcd, 0x60, 0xce, 0xa8,
+ 0xcf, 0xe0},
+ .data4 = /* Freq (50/60Hz). Splitted for test purpose */
+ {0x66, 0x00, 0xa8, 0xe8},
+ .data5 =
+ {0x0c, 0x03, 0xab, 0x10, 0x81, 0x20},
+ .stream =
+ {0x0b, 0x04, 0x0a, 0x40},
+ },
+ { /* OM6802 */
+ .data1 =
+ {0xd0, 0xc2, 0xd1, 0x28, 0xd2, 0x0f, 0xd3, 0x22,
+ 0xd4, 0xcd, 0xd5, 0x27, 0xd6, 0x2c, 0xd7, 0x06,
+ 0xd8, 0xb3, 0xd9, 0xfc},
+ .data2 =
+ {0xe0, 0x80, 0xe1, 0xff, 0xe2, 0xff, 0xe3, 0x80,
+ 0xe4, 0xff, 0xe5, 0xff, 0xe6, 0x80, 0xe7, 0xff,
+ 0xe8, 0xff},
+ .data3 =
+ {0xc7, 0x80, 0xc8, 0xff, 0xc9, 0xff, 0xca, 0x80,
+ 0xcb, 0xff, 0xcc, 0xff, 0xcd, 0x80, 0xce, 0xff,
+ 0xcf, 0xff},
+ .data4 = /*Freq (50/60Hz). Splitted for test purpose */
+ {0x66, 0xca, 0xa8, 0xf0 },
+ .data5 = /* this could be removed later */
+ {0x0c, 0x03, 0xab, 0x13, 0x81, 0x23},
+ .stream =
+ {0x0b, 0x04, 0x0a, 0x78},
+ }
+};
+
#define MAX_EFFECTS 7
/* easily done by soft, this table could be removed,
* i keep it here just in case */
{0xa8, 0xc8, 0xc6, 0xd2, 0xc0, 0x40}, /* Negative */
};
-static const __u8 gamma_table[MAX_GAMMA][34] = {
- {0x90, 0x00, 0x91, 0x3e, 0x92, 0x69, 0x93, 0x85,
+static const __u8 gamma_table[GAMMA_MAX][34] = {
+ {0x90, 0x00, 0x91, 0x3e, 0x92, 0x69, 0x93, 0x85, /* 0 */
0x94, 0x95, 0x95, 0xa1, 0x96, 0xae, 0x97, 0xb9,
0x98, 0xc2, 0x99, 0xcb, 0x9a, 0xd4, 0x9b, 0xdb,
0x9c, 0xe3, 0x9d, 0xea, 0x9e, 0xf1, 0x9f, 0xf8,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x33, 0x92, 0x5A, 0x93, 0x75,
- 0x94, 0x85, 0x95, 0x93, 0x96, 0xA1, 0x97, 0xAD,
- 0x98, 0xB7, 0x99, 0xC2, 0x9A, 0xCB, 0x9B, 0xD4,
- 0x9C, 0xDE, 0x9D, 0xE7, 0x9E, 0xF0, 0x9F, 0xF7,
+ {0x90, 0x00, 0x91, 0x33, 0x92, 0x5a, 0x93, 0x75, /* 1 */
+ 0x94, 0x85, 0x95, 0x93, 0x96, 0xa1, 0x97, 0xad,
+ 0x98, 0xb7, 0x99, 0xc2, 0x9a, 0xcb, 0x9b, 0xd4,
+ 0x9c, 0xde, 0x9D, 0xe7, 0x9e, 0xf0, 0x9f, 0xf7,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x2F, 0x92, 0x51, 0x93, 0x6B,
- 0x94, 0x7C, 0x95, 0x8A, 0x96, 0x99, 0x97, 0xA6,
- 0x98, 0xB1, 0x99, 0xBC, 0x9A, 0xC6, 0x9B, 0xD0,
- 0x9C, 0xDB, 0x9D, 0xE4, 0x9E, 0xED, 0x9F, 0xF6,
+ {0x90, 0x00, 0x91, 0x2f, 0x92, 0x51, 0x93, 0x6b, /* 2 */
+ 0x94, 0x7c, 0x95, 0x8a, 0x96, 0x99, 0x97, 0xa6,
+ 0x98, 0xb1, 0x99, 0xbc, 0x9a, 0xc6, 0x9b, 0xd0,
+ 0x9c, 0xdb, 0x9d, 0xe4, 0x9e, 0xed, 0x9f, 0xf6,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x29, 0x92, 0x48, 0x93, 0x60,
- 0x94, 0x72, 0x95, 0x81, 0x96, 0x90, 0x97, 0x9E,
- 0x98, 0xAA, 0x99, 0xB5, 0x9A, 0xBF, 0x9B, 0xCB,
- 0x9C, 0xD6, 0x9D, 0xE1, 0x9E, 0xEB, 0x9F, 0xF5,
+ {0x90, 0x00, 0x91, 0x29, 0x92, 0x48, 0x93, 0x60, /* 3 */
+ 0x94, 0x72, 0x95, 0x81, 0x96, 0x90, 0x97, 0x9e,
+ 0x98, 0xaa, 0x99, 0xb5, 0x9a, 0xbf, 0x9b, 0xcb,
+ 0x9c, 0xd6, 0x9d, 0xe1, 0x9e, 0xeb, 0x9f, 0xf5,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x23, 0x92, 0x3F, 0x93, 0x55,
+ {0x90, 0x00, 0x91, 0x23, 0x92, 0x3f, 0x93, 0x55, /* 4 */
0x94, 0x68, 0x95, 0x77, 0x96, 0x86, 0x97, 0x95,
- 0x98, 0xA2, 0x99, 0xAD, 0x9A, 0xB9, 0x9B, 0xC6,
- 0x9C, 0xD2, 0x9D, 0xDE, 0x9E, 0xE9, 0x9F, 0xF4,
+ 0x98, 0xa2, 0x99, 0xad, 0x9a, 0xb9, 0x9b, 0xc6,
+ 0x9c, 0xd2, 0x9d, 0xde, 0x9e, 0xe9, 0x9f, 0xf4,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x1B, 0x92, 0x33, 0x93, 0x48,
+ {0x90, 0x00, 0x91, 0x1b, 0x92, 0x33, 0x93, 0x48, /* 5 */
0x94, 0x59, 0x95, 0x69, 0x96, 0x79, 0x97, 0x87,
- 0x98, 0x96, 0x99, 0xA3, 0x9A, 0xB1, 0x9B, 0xBE,
- 0x9C, 0xCC, 0x9D, 0xDA, 0x9E, 0xE7, 0x9F, 0xF3,
+ 0x98, 0x96, 0x99, 0xa3, 0x9a, 0xb1, 0x9b, 0xbe,
+ 0x9c, 0xcc, 0x9d, 0xda, 0x9e, 0xe7, 0x9f, 0xf3,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x02, 0x92, 0x10, 0x93, 0x20,
+ {0x90, 0x00, 0x91, 0x02, 0x92, 0x10, 0x93, 0x20, /* 6 */
0x94, 0x32, 0x95, 0x40, 0x96, 0x57, 0x97, 0x67,
0x98, 0x77, 0x99, 0x88, 0x9a, 0x99, 0x9b, 0xaa,
0x9c, 0xbb, 0x9d, 0xcc, 0x9e, 0xdd, 0x9f, 0xee,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x02, 0x92, 0x14, 0x93, 0x26,
- 0x94, 0x38, 0x95, 0x4A, 0x96, 0x60, 0x97, 0x70,
- 0x98, 0x80, 0x99, 0x90, 0x9A, 0xA0, 0x9B, 0xB0,
- 0x9C, 0xC0, 0x9D, 0xD0, 0x9E, 0xE0, 0x9F, 0xF0,
+ {0x90, 0x00, 0x91, 0x02, 0x92, 0x14, 0x93, 0x26, /* 7 */
+ 0x94, 0x38, 0x95, 0x4a, 0x96, 0x60, 0x97, 0x70,
+ 0x98, 0x80, 0x99, 0x90, 0x9a, 0xa0, 0x9b, 0xb0,
+ 0x9c, 0xc0, 0x9D, 0xd0, 0x9e, 0xe0, 0x9f, 0xf0,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x10, 0x92, 0x22, 0x93, 0x35,
- 0x94, 0x47, 0x95, 0x5A, 0x96, 0x69, 0x97, 0x79,
- 0x98, 0x88, 0x99, 0x97, 0x9A, 0xA7, 0x9B, 0xB6,
- 0x9C, 0xC4, 0x9D, 0xD3, 0x9E, 0xE0, 0x9F, 0xF0,
+ {0x90, 0x00, 0x91, 0x10, 0x92, 0x22, 0x93, 0x35, /* 8 */
+ 0x94, 0x47, 0x95, 0x5a, 0x96, 0x69, 0x97, 0x79,
+ 0x98, 0x88, 0x99, 0x97, 0x9a, 0xa7, 0x9b, 0xb6,
+ 0x9c, 0xc4, 0x9d, 0xd3, 0x9e, 0xe0, 0x9f, 0xf0,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x10, 0x92, 0x26, 0x93, 0x40,
+ {0x90, 0x00, 0x91, 0x10, 0x92, 0x26, 0x93, 0x40, /* 9 */
0x94, 0x54, 0x95, 0x65, 0x96, 0x75, 0x97, 0x84,
0x98, 0x93, 0x99, 0xa1, 0x9a, 0xb0, 0x9b, 0xbd,
0x9c, 0xca, 0x9d, 0xd6, 0x9e, 0xe0, 0x9f, 0xf0,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x18, 0x92, 0x2B, 0x93, 0x44,
- 0x94, 0x60, 0x95, 0x70, 0x96, 0x80, 0x97, 0x8E,
- 0x98, 0x9C, 0x99, 0xAA, 0x9A, 0xB7, 0x9B, 0xC4,
- 0x9C, 0xD0, 0x9D, 0xD8, 0x9E, 0xE2, 0x9F, 0xF0,
+ {0x90, 0x00, 0x91, 0x18, 0x92, 0x2b, 0x93, 0x44, /* 10 */
+ 0x94, 0x60, 0x95, 0x70, 0x96, 0x80, 0x97, 0x8e,
+ 0x98, 0x9c, 0x99, 0xaa, 0x9a, 0xb7, 0x9b, 0xc4,
+ 0x9c, 0xd0, 0x9d, 0xd8, 0x9e, 0xe2, 0x9f, 0xf0,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x1A, 0x92, 0x34, 0x93, 0x52,
- 0x94, 0x66, 0x95, 0x7E, 0x96, 0x8D, 0x97, 0x9B,
- 0x98, 0xA8, 0x99, 0xB4, 0x9A, 0xC0, 0x9B, 0xCB,
- 0x9C, 0xD6, 0x9D, 0xE1, 0x9E, 0xEB, 0x9F, 0xF5,
+ {0x90, 0x00, 0x91, 0x1a, 0x92, 0x34, 0x93, 0x52, /* 11 */
+ 0x94, 0x66, 0x95, 0x7e, 0x96, 0x8D, 0x97, 0x9B,
+ 0x98, 0xa8, 0x99, 0xb4, 0x9a, 0xc0, 0x9b, 0xcb,
+ 0x9c, 0xd6, 0x9d, 0xe1, 0x9e, 0xeb, 0x9f, 0xf5,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x3F, 0x92, 0x5A, 0x93, 0x6E,
- 0x94, 0x7F, 0x95, 0x8E, 0x96, 0x9C, 0x97, 0xA8,
- 0x98, 0xB4, 0x99, 0xBF, 0x9A, 0xC9, 0x9B, 0xD3,
- 0x9C, 0xDC, 0x9D, 0xE5, 0x9E, 0xEE, 0x9F, 0xF6,
- 0xA0, 0xFF},
- {0x90, 0x00, 0x91, 0x54, 0x92, 0x6F, 0x93, 0x83,
- 0x94, 0x93, 0x95, 0xA0, 0x96, 0xAD, 0x97, 0xB7,
- 0x98, 0xC2, 0x99, 0xCB, 0x9A, 0xD4, 0x9B, 0xDC,
- 0x9C, 0xE4, 0x9D, 0xEB, 0x9E, 0xF2, 0x9F, 0xF9,
+ {0x90, 0x00, 0x91, 0x3f, 0x92, 0x5a, 0x93, 0x6e, /* 12 */
+ 0x94, 0x7f, 0x95, 0x8e, 0x96, 0x9c, 0x97, 0xa8,
+ 0x98, 0xb4, 0x99, 0xbf, 0x9a, 0xc9, 0x9b, 0xd3,
+ 0x9c, 0xdc, 0x9d, 0xe5, 0x9e, 0xee, 0x9f, 0xf6,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x6E, 0x92, 0x88, 0x93, 0x9A,
- 0x94, 0xA8, 0x95, 0xB3, 0x96, 0xBD, 0x97, 0xC6,
- 0x98, 0xCF, 0x99, 0xD6, 0x9A, 0xDD, 0x9B, 0xE3,
- 0x9C, 0xE9, 0x9D, 0xEF, 0x9E, 0xF4, 0x9F, 0xFA,
+ {0x90, 0x00, 0x91, 0x54, 0x92, 0x6f, 0x93, 0x83, /* 13 */
+ 0x94, 0x93, 0x95, 0xa0, 0x96, 0xad, 0x97, 0xb7,
+ 0x98, 0xc2, 0x99, 0xcb, 0x9a, 0xd4, 0x9b, 0xdc,
+ 0x9c, 0xe4, 0x9d, 0xeb, 0x9e, 0xf2, 0x9f, 0xf9,
0xa0, 0xff},
- {0x90, 0x00, 0x91, 0x93, 0x92, 0xA8, 0x93, 0xB7,
- 0x94, 0xC1, 0x95, 0xCA, 0x96, 0xD2, 0x97, 0xD8,
- 0x98, 0xDE, 0x99, 0xE3, 0x9A, 0xE8, 0x9B, 0xED,
- 0x9C, 0xF1, 0x9D, 0xF5, 0x9E, 0xF8, 0x9F, 0xFC,
- 0xA0, 0xFF}
+ {0x90, 0x00, 0x91, 0x6e, 0x92, 0x88, 0x93, 0x9a, /* 14 */
+ 0x94, 0xa8, 0x95, 0xb3, 0x96, 0xbd, 0x97, 0xc6,
+ 0x98, 0xcf, 0x99, 0xd6, 0x9a, 0xdd, 0x9b, 0xe3,
+ 0x9c, 0xe9, 0x9d, 0xef, 0x9e, 0xf4, 0x9f, 0xfa,
+ 0xa0, 0xff},
+ {0x90, 0x00, 0x91, 0x93, 0x92, 0xa8, 0x93, 0xb7, /* 15 */
+ 0x94, 0xc1, 0x95, 0xca, 0x96, 0xd2, 0x97, 0xd8,
+ 0x98, 0xde, 0x99, 0xe3, 0x9a, 0xe8, 0x9b, 0xed,
+ 0x9c, 0xf1, 0x9d, 0xf5, 0x9e, 0xf8, 0x9f, 0xfc,
+ 0xa0, 0xff}
};
static const __u8 tas5130a_sensor_init[][8] = {
{},
};
+static __u8 sensor_reset[] = {0x61, 0x68, 0x62, 0xff, 0x60, 0x07};
+
/* read 1 byte */
-static int reg_r_1(struct gspca_dev *gspca_dev,
+static int reg_r(struct gspca_dev *gspca_dev,
__u16 index)
{
usb_control_msg(gspca_dev->dev,
}
static void reg_w(struct gspca_dev *gspca_dev,
- __u16 value,
- __u16 index,
- const __u8 *buffer, __u16 len)
+ __u16 index)
+{
+ usb_control_msg(gspca_dev->dev,
+ usb_sndctrlpipe(gspca_dev->dev, 0),
+ 0,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0, index,
+ NULL, 0, 500);
+}
+
+static void reg_w_buf(struct gspca_dev *gspca_dev,
+ const __u8 *buffer, __u16 len)
{
- if (buffer == NULL) {
- usb_control_msg(gspca_dev->dev,
- usb_sndctrlpipe(gspca_dev->dev, 0),
- 0,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
- value, index,
- NULL, 0, 500);
- return;
- }
if (len <= USB_BUF_SZ) {
memcpy(gspca_dev->usb_buf, buffer, len);
usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
- value, index,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x01, 0,
gspca_dev->usb_buf, len, 500);
} else {
__u8 *tmpbuf;
usb_control_msg(gspca_dev->dev,
usb_sndctrlpipe(gspca_dev->dev, 0),
0,
- USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_INTERFACE,
- value, index,
+ USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+ 0x01, 0,
tmpbuf, len, 500);
kfree(tmpbuf);
}
}
+/* Reported as OM6802*/
+static void om6802_sensor_init(struct gspca_dev *gspca_dev)
+{
+ int i;
+ const __u8 *p;
+ __u8 byte;
+ __u8 val[6] = {0x62, 0, 0x64, 0, 0x60, 0x05};
+ static const __u8 sensor_init[] = {
+ 0xdf, 0x6d,
+ 0xdd, 0x18,
+ 0x5a, 0xe0,
+ 0x5c, 0x07,
+ 0x5d, 0xb0,
+ 0x5e, 0x1e,
+ 0x60, 0x71,
+ 0xef, 0x00,
+ 0xe9, 0x00,
+ 0xea, 0x00,
+ 0x90, 0x24,
+ 0x91, 0xb2,
+ 0x82, 0x32,
+ 0xfd, 0x41,
+ 0x00 /* table end */
+ };
+
+ reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset);
+ msleep(5);
+ i = 4;
+ while (--i < 0) {
+ byte = reg_r(gspca_dev, 0x0060);
+ if (!(byte & 0x01))
+ break;
+ msleep(100);
+ }
+ byte = reg_r(gspca_dev, 0x0063);
+ if (byte != 0x17) {
+ err("Bad sensor reset %02x", byte);
+ /* continue? */
+ }
+
+ p = sensor_init;
+ while (*p != 0) {
+ val[1] = *p++;
+ val[3] = *p++;
+ if (*p == 0)
+ reg_w(gspca_dev, 0x3c80);
+ reg_w_buf(gspca_dev, val, sizeof val);
+ i = 4;
+ while (--i >= 0) {
+ msleep(15);
+ byte = reg_r(gspca_dev, 0x60);
+ if (!(byte & 0x01))
+ break;
+ }
+ }
+ msleep(15);
+ reg_w(gspca_dev, 0x3c80);
+}
+
/* this function is called at probe time */
static int sd_config(struct gspca_dev *gspca_dev,
const struct usb_device_id *id)
sd->brightness = sd_ctrls[SD_BRIGHTNESS].qctrl.default_value;
sd->contrast = sd_ctrls[SD_CONTRAST].qctrl.default_value;
sd->colors = sd_ctrls[SD_COLOR].qctrl.default_value;
- sd->gamma = sd_ctrls[SD_GAMMA].qctrl.default_value;
+ sd->gamma = GAMMA_DEF;
sd->mirror = sd_ctrls[SD_MIRROR].qctrl.default_value;
sd->freq = sd_ctrls[SD_LIGHTFREQ].qctrl.default_value;
sd->whitebalance = sd_ctrls[SD_WHITE_BALANCE].qctrl.default_value;
return 0;
}
-static int init_default_parameters(struct gspca_dev *gspca_dev)
+static void setbrightness(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ unsigned int brightness;
+ __u8 set6[4] = { 0x8f, 0x24, 0xc3, 0x00 };
+
+ brightness = sd->brightness;
+ if (brightness < 7) {
+ set6[1] = 0x26;
+ set6[3] = 0x70 - brightness * 0x10;
+ } else {
+ set6[3] = 0x00 + ((brightness - 7) * 0x10);
+ }
+
+ reg_w_buf(gspca_dev, set6, sizeof set6);
+}
+
+static void setcontrast(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ unsigned int contrast = sd->contrast;
+ __u16 reg_to_write;
+
+ if (contrast < 7)
+ reg_to_write = 0x8ea9 - contrast * 0x200;
+ else
+ reg_to_write = 0x00a9 + (contrast - 7) * 0x200;
+
+ reg_w(gspca_dev, reg_to_write);
+}
+
+static void setcolors(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ __u16 reg_to_write;
+
+ reg_to_write = 0x80bb + sd->colors * 0x100; /* was 0xc0 */
+ reg_w(gspca_dev, reg_to_write);
+}
+
+static void setgamma(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ PDEBUG(D_CONF, "Gamma: %d", sd->gamma);
+ reg_w_buf(gspca_dev, gamma_table[sd->gamma], sizeof gamma_table[0]);
+}
+
+static void setwhitebalance(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+
+ __u8 white_balance[8] =
+ {0x87, 0x20, 0x88, 0x20, 0x89, 0x20, 0x80, 0x38};
+
+ if (sd->whitebalance)
+ white_balance[7] = 0x3c;
+
+ reg_w_buf(gspca_dev, white_balance, sizeof white_balance);
+}
+
+static void setsharpness(struct gspca_dev *gspca_dev)
+{
+ struct sd *sd = (struct sd *) gspca_dev;
+ __u16 reg_to_write;
+
+ reg_to_write = 0x0aa6 + 0x1000 * sd->sharpness;
+
+ reg_w(gspca_dev, reg_to_write);
+}
+
+/* this function is called at probe and resume time */
+static int sd_init(struct gspca_dev *gspca_dev)
{
/* some of this registers are not really neded, because
* they are overriden by setbrigthness, setcontrast, etc,
* but wont hurt anyway, and can help someone with similar webcam
* to see the initial parameters.*/
- int i = 0;
- __u8 test_byte;
+ struct sd *sd = (struct sd *) gspca_dev;
+ int i;
+ __u8 byte, test_byte;
static const __u8 read_indexs[] =
{ 0x06, 0x07, 0x0a, 0x0b, 0x66, 0x80, 0x81, 0x8e, 0x8f, 0xa5,
0xa6, 0xa8, 0xbb, 0xbc, 0xc6, 0x00, 0x00 };
- static const __u8 n1[6] =
+ static const __u8 n1[] =
{0x08, 0x03, 0x09, 0x03, 0x12, 0x04};
- static const __u8 n2[2] =
+ static const __u8 n2[] =
{0x08, 0x00};
- static const __u8 nset[6] =
- { 0x61, 0x68, 0x62, 0xff, 0x60, 0x07 };
- static const __u8 n3[6] =
+ static const __u8 n3[] =
{0x61, 0x68, 0x65, 0x0a, 0x60, 0x04};
- static const __u8 n4[0x46] =
+ static const __u8 n4[] =
{0x09, 0x01, 0x12, 0x04, 0x66, 0x8a, 0x80, 0x3c,
0x81, 0x22, 0x84, 0x50, 0x8a, 0x78, 0x8b, 0x68,
0x8c, 0x88, 0x8e, 0x33, 0x8f, 0x24, 0xaa, 0xb1,
0x65, 0x0a, 0xbb, 0x86, 0xaf, 0x58, 0xb0, 0x68,
0x87, 0x40, 0x89, 0x2b, 0x8d, 0xff, 0x83, 0x40,
0xac, 0x84, 0xad, 0x86, 0xaf, 0x46};
- static const __u8 nset4[18] = {
- 0xe0, 0x60, 0xe1, 0xa8, 0xe2, 0xe0, 0xe3, 0x60, 0xe4, 0xa8,
- 0xe5, 0xe0, 0xe6, 0x60, 0xe7, 0xa8,
- 0xe8, 0xe0
- };
- /* ojo puede ser 0xe6 en vez de 0xe9 */
- static const __u8 nset2[20] = {
- 0xd0, 0xbb, 0xd1, 0x28, 0xd2, 0x10, 0xd3, 0x10, 0xd4, 0xbb,
- 0xd5, 0x28, 0xd6, 0x1e, 0xd7, 0x27,
- 0xd8, 0xc8, 0xd9, 0xfc
- };
- static const __u8 missing[8] =
- { 0x87, 0x20, 0x88, 0x20, 0x89, 0x20, 0x80, 0x38 };
- static const __u8 nset3[18] = {
- 0xc7, 0x60, 0xc8, 0xa8, 0xc9, 0xe0, 0xca, 0x60, 0xcb, 0xa8,
- 0xcc, 0xe0, 0xcd, 0x60, 0xce, 0xa8,
- 0xcf, 0xe0
- };
- static const __u8 nset5[4] =
- { 0x8f, 0x24, 0xc3, 0x00 }; /* bright */
- static const __u8 nset6[34] = {
- 0x90, 0x00, 0x91, 0x1c, 0x92, 0x30, 0x93, 0x43, 0x94, 0x54,
- 0x95, 0x65, 0x96, 0x75, 0x97, 0x84,
- 0x98, 0x93, 0x99, 0xa1, 0x9a, 0xb0, 0x9b, 0xbd, 0x9c, 0xca,
- 0x9d, 0xd8, 0x9e, 0xe5, 0x9f, 0xf2,
- 0xa0, 0xff
- }; /* Gamma */
- static const __u8 nset7[4] =
- { 0x66, 0xca, 0xa8, 0xf8 }; /* 50/60 Hz */
static const __u8 nset9[4] =
{ 0x0b, 0x04, 0x0a, 0x78 };
static const __u8 nset8[6] =
{ 0xa8, 0xf0, 0xc6, 0x88, 0xc0, 0x00 };
- static const __u8 nset10[6] =
- { 0x0c, 0x03, 0xab, 0x10, 0x81, 0x20 };
- reg_w(gspca_dev, 0x01, 0x0000, n1, 0x06);
- reg_w(gspca_dev, 0x01, 0x0000, nset, 0x06);
- reg_r_1(gspca_dev, 0x0063);
- reg_w(gspca_dev, 0x01, 0x0000, n2, 0x02);
+ byte = reg_r(gspca_dev, 0x06);
+ test_byte = reg_r(gspca_dev, 0x07);
+ if (byte == 0x08 && test_byte == 0x07) {
+ PDEBUG(D_CONF, "sensor om6802");
+ sd->sensor = SENSOR_OM6802;
+ } else if (byte == 0x08 && test_byte == 0x01) {
+ PDEBUG(D_CONF, "sensor tas5130a");
+ sd->sensor = SENSOR_TAS5130A;
+ } else {
+ PDEBUG(D_CONF, "unknown sensor %02x %02x", byte, test_byte);
+ sd->sensor = SENSOR_TAS5130A;
+ }
+
+ reg_w_buf(gspca_dev, n1, sizeof n1);
+ test_byte = 0;
+ i = 5;
+ while (--i >= 0) {
+ reg_w_buf(gspca_dev, sensor_reset, sizeof sensor_reset);
+ test_byte = reg_r(gspca_dev, 0x0063);
+ msleep(100);
+ if (test_byte == 0x17)
+ break; /* OK */
+ }
+ if (i < 0) {
+ err("Bad sensor reset %02x", test_byte);
+/* return -EIO; */
+/*fixme: test - continue */
+ }
+ reg_w_buf(gspca_dev, n2, sizeof n2);
+ i = 0;
while (read_indexs[i] != 0x00) {
- test_byte = reg_r_1(gspca_dev, read_indexs[i]);
- PDEBUG(D_CONF, "Reg 0x%02x => 0x%02x", read_indexs[i],
+ test_byte = reg_r(gspca_dev, read_indexs[i]);
+ PDEBUG(D_STREAM, "Reg 0x%02x = 0x%02x", read_indexs[i],
test_byte);
i++;
}
- reg_w(gspca_dev, 0x01, 0x0000, n3, 0x06);
- reg_w(gspca_dev, 0x01, 0x0000, n4, 0x46);
- reg_r_1(gspca_dev, 0x0080);
- reg_w(gspca_dev, 0x00, 0x2c80, NULL, 0);
- reg_w(gspca_dev, 0x01, 0x0000, nset2, 0x14);
- reg_w(gspca_dev, 0x01, 0x0000, nset3, 0x12);
- reg_w(gspca_dev, 0x01, 0x0000, nset4, 0x12);
- reg_w(gspca_dev, 0x00, 0x3880, NULL, 0);
- reg_w(gspca_dev, 0x00, 0x3880, NULL, 0);
- reg_w(gspca_dev, 0x00, 0x338e, NULL, 0);
- reg_w(gspca_dev, 0x01, 0x0000, nset5, 0x04);
- reg_w(gspca_dev, 0x00, 0x00a9, NULL, 0);
- reg_w(gspca_dev, 0x01, 0x0000, nset6, 0x22);
- reg_w(gspca_dev, 0x00, 0x86bb, NULL, 0);
- reg_w(gspca_dev, 0x00, 0x4aa6, NULL, 0);
-
- reg_w(gspca_dev, 0x01, 0x0000, missing, 0x08);
-
- reg_w(gspca_dev, 0x00, 0x2087, NULL, 0);
- reg_w(gspca_dev, 0x00, 0x2088, NULL, 0);
- reg_w(gspca_dev, 0x00, 0x2089, NULL, 0);
-
- reg_w(gspca_dev, 0x01, 0x0000, nset7, 0x04);
- reg_w(gspca_dev, 0x01, 0x0000, nset10, 0x06);
- reg_w(gspca_dev, 0x01, 0x0000, nset8, 0x06);
- reg_w(gspca_dev, 0x01, 0x0000, nset9, 0x04);
-
- reg_w(gspca_dev, 0x00, 0x2880, NULL, 0);
- reg_w(gspca_dev, 0x01, 0x0000, nset2, 0x14);
- reg_w(gspca_dev, 0x01, 0x0000, nset3, 0x12);
- reg_w(gspca_dev, 0x01, 0x0000, nset4, 0x12);
+ reg_w_buf(gspca_dev, n3, sizeof n3);
+ reg_w_buf(gspca_dev, n4, sizeof n4);
+ reg_r(gspca_dev, 0x0080);
+ reg_w(gspca_dev, 0x2c80);
- return 0;
-}
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data1,
+ sizeof sensor_data[sd->sensor].data1);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data3,
+ sizeof sensor_data[sd->sensor].data3);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data2,
+ sizeof sensor_data[sd->sensor].data2);
-/* this function is called at probe and resume time */
-static int sd_init(struct gspca_dev *gspca_dev)
-{
- init_default_parameters(gspca_dev);
- return 0;
-}
+ reg_w(gspca_dev, 0x3880);
+ reg_w(gspca_dev, 0x3880);
+ reg_w(gspca_dev, 0x338e);
-static void setbrightness(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
- unsigned int brightness;
- __u8 set6[4] = { 0x8f, 0x26, 0xc3, 0x80 };
- brightness = sd->brightness;
+ setbrightness(gspca_dev);
+ setcontrast(gspca_dev);
+ setgamma(gspca_dev);
+ setcolors(gspca_dev);
+ setsharpness(gspca_dev);
+ setwhitebalance(gspca_dev);
- if (brightness < 7) {
- set6[3] = 0x70 - (brightness * 0xa);
- } else {
- set6[1] = 0x24;
- set6[3] = 0x00 + ((brightness - 7) * 0xa);
- }
+ reg_w(gspca_dev, 0x2087); /* tied to white balance? */
+ reg_w(gspca_dev, 0x2088);
+ reg_w(gspca_dev, 0x2089);
+
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data4,
+ sizeof sensor_data[sd->sensor].data4);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data5,
+ sizeof sensor_data[sd->sensor].data5);
+ reg_w_buf(gspca_dev, nset8, sizeof nset8);
+ reg_w_buf(gspca_dev, nset9, sizeof nset9);
+
+ reg_w(gspca_dev, 0x2880);
+
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data1,
+ sizeof sensor_data[sd->sensor].data1);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data3,
+ sizeof sensor_data[sd->sensor].data3);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data2,
+ sizeof sensor_data[sd->sensor].data2);
- reg_w(gspca_dev, 0x01, 0x0000, set6, 4);
+ return 0;
}
static void setflip(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
-
__u8 flipcmd[8] =
- { 0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09 };
+ {0x62, 0x07, 0x63, 0x03, 0x64, 0x00, 0x60, 0x09};
- if (sd->mirror == 1)
+ if (sd->mirror)
flipcmd[3] = 0x01;
- reg_w(gspca_dev, 0x01, 0x0000, flipcmd, 8);
+ reg_w_buf(gspca_dev, flipcmd, sizeof flipcmd);
}
static void seteffect(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- reg_w(gspca_dev, 0x01, 0x0000, effects_table[sd->effect], 0x06);
+ reg_w_buf(gspca_dev, effects_table[sd->effect],
+ sizeof effects_table[0]);
if (sd->effect == 1 || sd->effect == 5) {
PDEBUG(D_CONF,
"This effect have been disabled for webcam \"safety\"");
}
if (sd->effect == 1 || sd->effect == 4)
- reg_w(gspca_dev, 0x00, 0x4aa6, NULL, 0);
+ reg_w(gspca_dev, 0x4aa6);
else
- reg_w(gspca_dev, 0x00, 0xfaa6, NULL, 0);
-}
-
-static void setwhitebalance(struct gspca_dev *gspca_dev)
-{
- struct sd *sd = (struct sd *) gspca_dev;
-
- __u8 white_balance[8] =
- { 0x87, 0x20, 0x88, 0x20, 0x89, 0x20, 0x80, 0x38 };
-
- if (sd->whitebalance == 1)
- white_balance[7] = 0x3c;
-
- reg_w(gspca_dev, 0x01, 0x0000, white_balance, 8);
+ reg_w(gspca_dev, 0xfaa6);
}
static void setlightfreq(struct gspca_dev *gspca_dev)
if (sd->freq == 2) /* 60hz */
freq[1] = 0x00;
- reg_w(gspca_dev, 0x1, 0x0000, freq, 0x4);
+ reg_w_buf(gspca_dev, freq, sizeof freq);
}
-static void setcontrast(struct gspca_dev *gspca_dev)
+/* Is this really needed?
+ * i added some module parameters for test with some users */
+static void poll_sensor(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- unsigned int contrast = sd->contrast;
- __u16 reg_to_write = 0x00;
-
- if (contrast < 7)
- reg_to_write = 0x8ea9 - (0x200 * contrast);
- else
- reg_to_write = (0x00a9 + ((contrast - 7) * 0x200));
-
- reg_w(gspca_dev, 0x00, reg_to_write, NULL, 0);
+ static const __u8 poll1[] =
+ {0x67, 0x05, 0x68, 0x81, 0x69, 0x80, 0x6a, 0x82,
+ 0x6b, 0x68, 0x6c, 0x69, 0x72, 0xd9, 0x73, 0x34,
+ 0x74, 0x32, 0x75, 0x92, 0x76, 0x00, 0x09, 0x01,
+ 0x60, 0x14};
+ static const __u8 poll2[] =
+ {0x67, 0x02, 0x68, 0x71, 0x69, 0x72, 0x72, 0xa9,
+ 0x73, 0x02, 0x73, 0x02, 0x60, 0x14};
+ static const __u8 poll3[] =
+ {0x87, 0x3f, 0x88, 0x20, 0x89, 0x2d};
+ static const __u8 poll4[] =
+ {0xa6, 0x0a, 0xea, 0xcf, 0xbe, 0x26, 0xb1, 0x5f,
+ 0xa1, 0xb1, 0xda, 0x6b, 0xdb, 0x98, 0xdf, 0x0c,
+ 0xc2, 0x80, 0xc3, 0x10};
+
+ if (sd->sensor != SENSOR_TAS5130A) {
+ PDEBUG(D_STREAM, "[Sensor requires polling]");
+ reg_w_buf(gspca_dev, poll1, sizeof poll1);
+ reg_w_buf(gspca_dev, poll2, sizeof poll2);
+ reg_w_buf(gspca_dev, poll3, sizeof poll3);
+ reg_w_buf(gspca_dev, poll4, sizeof poll4);
+ }
}
-static void setcolors(struct gspca_dev *gspca_dev)
+static int sd_start(struct gspca_dev *gspca_dev)
{
struct sd *sd = (struct sd *) gspca_dev;
- __u16 reg_to_write;
+ int i, mode;
+ __u8 t2[] = { 0x07, 0x00, 0x0d, 0x60, 0x0e, 0x80 };
+ static const __u8 t3[] =
+ { 0xb3, 0x07, 0xb4, 0x00, 0xb5, 0x88, 0xb6, 0x02, 0xb7, 0x06,
+ 0xb8, 0x00, 0xb9, 0xe7, 0xba, 0x01 };
- reg_to_write = 0xc0bb + sd->colors * 0x100;
- reg_w(gspca_dev, 0x00, reg_to_write, NULL, 0);
-}
+ mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode]. priv;
+ switch (mode) {
+ case 1: /* 352x288 */
+ t2[1] = 0x40;
+ break;
+ case 2: /* 320x240 */
+ t2[1] = 0x10;
+ break;
+ case 3: /* 176x144 */
+ t2[1] = 0x50;
+ break;
+ case 4: /* 160x120 */
+ t2[1] = 0x20;
+ break;
+ default: /* 640x480 (0x00) */
+ break;
+ }
-static void setgamma(struct gspca_dev *gspca_dev)
-{
+ if (sd->sensor == SENSOR_TAS5130A) {
+ i = 0;
+ while (tas5130a_sensor_init[i][0] != 0) {
+ reg_w_buf(gspca_dev, tas5130a_sensor_init[i],
+ sizeof tas5130a_sensor_init[0]);
+ i++;
+ }
+ reg_w(gspca_dev, 0x3c80);
+ /* just in case and to keep sync with logs (for mine) */
+ reg_w_buf(gspca_dev, tas5130a_sensor_init[3],
+ sizeof tas5130a_sensor_init[0]);
+ reg_w(gspca_dev, 0x3c80);
+ } else {
+ om6802_sensor_init(gspca_dev);
+ }
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].data4,
+ sizeof sensor_data[sd->sensor].data4);
+ reg_r(gspca_dev, 0x0012);
+ reg_w_buf(gspca_dev, t2, sizeof t2);
+ reg_w_buf(gspca_dev, t3, sizeof t3);
+ reg_w(gspca_dev, 0x0013);
+ msleep(15);
+ reg_w_buf(gspca_dev, sensor_data[sd->sensor].stream,
+ sizeof sensor_data[sd->sensor].stream);
+ poll_sensor(gspca_dev);
+
+ /* restart on each start, just in case, sometimes regs goes wrong
+ * when using controls from app */
+ setbrightness(gspca_dev);
+ setcontrast(gspca_dev);
+ setcolors(gspca_dev);
+ return 0;
}
-static void setsharpness(struct gspca_dev *gspca_dev)
+static void sd_pkt_scan(struct gspca_dev *gspca_dev,
+ struct gspca_frame *frame, /* target */
+ __u8 *data, /* isoc packet */
+ int len) /* iso packet length */
{
- struct sd *sd = (struct sd *) gspca_dev;
- __u16 reg_to_write;
+ static __u8 ffd9[] = { 0xff, 0xd9 };
- reg_to_write = 0x0aa6 + 0x1000 * sd->sharpness;
+ if (data[0] == 0x5a) {
+ /* Control Packet, after this came the header again,
+ * but extra bytes came in the packet before this,
+ * sometimes an EOF arrives, sometimes not... */
+ return;
+ }
+ data += 2;
+ len -= 2;
+ if (data[0] == 0xff && data[1] == 0xd8) {
+ /* extra bytes....., could be processed too but would be
+ * a waste of time, right now leave the application and
+ * libjpeg do it for ourserlves.. */
+ frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
+ ffd9, 2);
+ gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len);
+ return;
+ }
- reg_w(gspca_dev, 0x00, reg_to_write, NULL, 0);
+ if (data[len - 2] == 0xff && data[len - 1] == 0xd9) {
+ /* Just in case, i have seen packets with the marker,
+ * other's do not include it... */
+ len -= 2;
+ }
+ gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
}
static int sd_setbrightness(struct gspca_dev *gspca_dev, __s32 val)
static int sd_getgamma(struct gspca_dev *gspca_dev, __s32 *val)
{
struct sd *sd = (struct sd *) gspca_dev;
+
*val = sd->gamma;
return 0;
}
sd->autogain = val;
if (val != 0)
- reg_w(gspca_dev, 0x00, 0xf48e, NULL, 0);
+ reg_w(gspca_dev, 0xf48e);
else
- reg_w(gspca_dev, 0x00, 0xb48e, NULL, 0);
+ reg_w(gspca_dev, 0xb48e);
return 0;
}
return 0;
}
-static void sd_start(struct gspca_dev *gspca_dev)
-{
- int mode;
-
- static const __u8 t1[] = { 0x66, 0x00, 0xa8, 0xe8 };
- __u8 t2[] = { 0x07, 0x00, 0x0d, 0x60, 0x0e, 0x80 };
- static const __u8 t3[] =
- { 0xb3, 0x07, 0xb4, 0x00, 0xb5, 0x88, 0xb6, 0x02, 0xb7, 0x06,
- 0xb8, 0x00, 0xb9, 0xe7, 0xba, 0x01 };
- static const __u8 t4[] = { 0x0b, 0x04, 0x0a, 0x40 };
-
- mode = gspca_dev->cam.cam_mode[(int) gspca_dev->curr_mode]. priv;
- switch (mode) {
- case 1: /* 352x288 */
- t2[1] = 0x40;
- break;
- case 2: /* 320x240 */
- t2[1] = 0x10;
- break;
- case 3: /* 176x144 */
- t2[1] = 0x50;
- break;
- case 4: /* 160x120 */
- t2[1] = 0x20;
- break;
- default: /* 640x480 (0x00) */
- break;
- }
-
- reg_w(gspca_dev, 0x01, 0x0000, tas5130a_sensor_init[0], 0x8);
- reg_w(gspca_dev, 0x01, 0x0000, tas5130a_sensor_init[1], 0x8);
- reg_w(gspca_dev, 0x01, 0x0000, tas5130a_sensor_init[2], 0x8);
- reg_w(gspca_dev, 0x01, 0x0000, tas5130a_sensor_init[3], 0x8);
- reg_w(gspca_dev, 0x00, 0x3c80, NULL, 0);
- /* just in case and to keep sync with logs (for mine) */
- reg_w(gspca_dev, 0x01, 0x0000, tas5130a_sensor_init[3], 0x8);
- reg_w(gspca_dev, 0x00, 0x3c80, NULL, 0);
- /* just in case and to keep sync with logs (for mine) */
- reg_w(gspca_dev, 0x01, 0x0000, t1, 4);
- reg_w(gspca_dev, 0x01, 0x0000, t2, 6);
- reg_r_1(gspca_dev, 0x0012);
- reg_w(gspca_dev, 0x01, 0x0000, t3, 0x10);
- reg_w(gspca_dev, 0x00, 0x0013, NULL, 0);
- reg_w(gspca_dev, 0x01, 0x0000, t4, 0x4);
- /* restart on each start, just in case, sometimes regs goes wrong
- * when using controls from app */
- setbrightness(gspca_dev);
- setcontrast(gspca_dev);
- setcolors(gspca_dev);
-}
-
-static void sd_pkt_scan(struct gspca_dev *gspca_dev,
- struct gspca_frame *frame, /* target */
- __u8 *data, /* isoc packet */
- int len) /* iso packet length */
-{
- int sof = 0;
- static __u8 ffd9[] = { 0xff, 0xd9 };
-
- if (data[0] == 0x5a) {
- /* Control Packet, after this came the header again,
- * but extra bytes came in the packet before this,
- * sometimes an EOF arrives, sometimes not... */
- return;
- }
-
- if (data[len - 1] == 0xff && data[len] == 0xd9) {
- /* Just in case, i have seen packets with the marker,
- * other's do not include it... */
- data += 2;
- len -= 4;
- } else if (data[2] == 0xff && data[3] == 0xd8) {
- sof = 1;
- data += 2;
- len -= 2;
- } else {
- data += 2;
- len -= 2;
- }
-
- if (sof) {
- /* extra bytes....., could be processed too but would be
- * a waste of time, right now leave the application and
- * libjpeg do it for ourserlves.. */
- frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame,
- ffd9, 2);
- gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, len);
- return;
- }
-
- gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len);
-}
-
static int sd_querymenu(struct gspca_dev *gspca_dev,
struct v4l2_querymenu *menu)
{
git.samba.org / sfrench / cifs-2.6.git / blobdiff